Description

Cyclopentylmagnesium Bromide is a versatile organometallic reagent, specifically a Grignard reagent, widely used in synthetic organic chemistry. Its primary value lies in its ability to act as a potent nucleophile for the formation of carbon-carbon bonds, introducing the cyclopentyl group into target molecules. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials industries, enabling the synthesis of complex intermediates and active ingredients.

Application

• Pharmaceutical Intermediate Synthesis: Key building block for creating active pharmaceutical ingredients (APIs) and complex organic molecules.
• Agrochemical Production: Used in the synthesis of herbicides, fungicides, and other crop protection agents.
• Fine Chemical Manufacturing: Employed in the production of specialty chemicals, flavors, and fragrances.
• Material Science Research: Facilitates the development of novel polymers and advanced organic materials.
• Academic & R&D Laboratories: A fundamental reagent for methodological development and exploratory synthesis in organic chemistry.
• Nucleophilic Addition Reactions: Reacts with carbonyl compounds (aldehydes, ketones, esters) to form secondary and tertiary alcohols.

Basic Information

Product Name	Cyclopentylmagnesium Bromide
CAS No.	33240-34-5
Molecular Formula	C5H9BrMg
Molecular Weight	173.33 g/mol
Synonyms	Cyclopentylmagnesium bromide solution; Bromocyclopentanemagnesium; Magnesium, bromocyclopentyl-; Cyclopentyl Grignard reagent; Cyclopentylmagnesium bromide, 0.5M in THF; Cyclopentylmagnesium bromide, 1.0M in diethyl ether; Bromomagnesio cyclopentane
EINECS	Contact for details

Quality Control

Our Cyclopentylmagnesium Bromide solutions undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with industry standards. Typical quality parameters include titration for concentration (assay) and analysis of residual magnesium content. Certificates of Analysis (COA) detailing concentration, solvent, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and moisture-sensitive nature, this product must be stored under an inert atmosphere (argon or nitrogen) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C for extended stability. Keep away from heat, sparks, open flames, and incompatible materials such as water, acids, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to light yellow solution
Concentration	0.5 M in THF (or as specified)
Assay (Titration)	≥ 95%
Identification (IR)	Conforms to structure

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.